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java Programming Glossary: loadersChoosing Java vs Python on Google App Engine http://stackoverflow.com/questions/1085898/choosing-java-vs-python-on-google-app-engine the JVM is restricted enough no threads no custom class loaders no JNI no relational DB to hamper the simple reuse of existing..
URLClassLoader and accessibility of package-private methods http://stackoverflow.com/questions/14282726/urlclassloader-and-accessibility-of-package-private-methods in order to make it load Test1 still two different loaders are used you can check it by asserting loaders equality . I.. different loaders are used you can check it by asserting loaders equality . I don't think you can make the Formula class loaded..
How to load a jar file at runtime http://stackoverflow.com/questions/194698/how-to-load-a-jar-file-at-runtime to break things. You can load new code into new class loaders relatively easily ClassLoader loader URLClassLoader.newInstance.. Runnable doRun ctor.newInstance doRun.run Class loaders no longer used can be garbage collected unless there is a memory..
Java, getting class cast exception where both classes are exactly the same http://stackoverflow.com/questions/2371967/java-getting-class-cast-exception-where-both-classes-are-exactly-the-same class loader that loaded it. So if two independent class loaders load classes from the same location then objects of those types..
http://stackoverflow.com/questions/2424604/what-is-a-java-classloader and so on. So it is only after all the ancestor class loaders cannot find the class that the current class loader gets involved... also shows you how to implement your own network class loaders which answers your question as to why and how . See also the..
Brainstorming: Weird JPA problem, possibly classpath or jar versioning problem? http://stackoverflow.com/questions/2614989/brainstorming-weird-jpa-problem-possibly-classpath-or-jar-versioning-problem The same class definition loaded by two different class loaders is seen as different classes by the JVM. You could try this.. JVM. You could try this to get information about the class loaders in the game Query q entityManager.createNamedQuery MyEntity.findAll..
What is the security risk of object reflection? http://stackoverflow.com/questions/3002904/what-is-the-security-risk-of-object-reflection more subtle things can happen as well. For instance class loaders which can be considered as reflective hook in the system were..
In Java is Permanent Generation space garbage collected? http://stackoverflow.com/questions/3796427/in-java-is-permanent-generation-space-garbage-collected the objects are allocated. The PermGen also contains Class loaders which have to be manually destroyed at the end of their use..
How to set my custom class loader to be the default? http://stackoverflow.com/questions/3801714/how-to-set-my-custom-class-loader-to-be-the-default default I'm trying to practice myself with custom class loaders and I've some questions. Is there a way to indicate the JVM..
Is it possible to “add” to classpath dynamically in java? http://stackoverflow.com/questions/402330/is-it-possible-to-add-to-classpath-dynamically-in-java match the specified basename will be added to this class loaders classpath. The case of the filename is ignored. For example..
Can you find all classes in a package using reflection? http://stackoverflow.com/questions/520328/can-you-find-all-classes-in-a-package-using-reflection improve this question Due to the dynamic nature of class loaders this is not possible. Class loaders are not required to tell.. nature of class loaders this is not possible. Class loaders are not required to tell the VM which classes it can provide.. or throw an exception. However if you write your own class loaders or examine the classpaths and it's jars it's possible to find..
Meaning of java.lang.ClassCastException: someClass incompatible with someClass http://stackoverflow.com/questions/5352550/meaning-of-java-lang-classcastexception-someclass-incompatible-with-someclass the same class had been loaded twice by 2 different class loaders. Thus from a Java standpoint they are different and the cast..
What makes hot deployment a “hard problem”? http://stackoverflow.com/questions/660437/what-makes-hot-deployment-a-hard-problem of the Class instances of any Class loaded by the Class loaders for that Web App. Even this will not necessarily fix the problem..
Embed Java into a C++ application? http://stackoverflow.com/questions/7506329/embed-java-into-a-c-application more sophisticated things if you want e.g. custom class loaders but that's about it in terms of the bare minimum needed to get..
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